mirror of
https://github.com/querydsl/querydsl.git
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66 lines
2.8 KiB
Java
66 lines
2.8 KiB
Java
/*
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* Copyright 2011, Mysema Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.mysema.query.sql;
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import com.mysema.query.types.Ops;
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/**
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* CUBRIDTemplates is a SQL dialect for SQLite
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*
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* @author tiwe
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*
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*/
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public class SQLiteTemplates extends SQLTemplates {
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public SQLiteTemplates() {
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this('\\', false);
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}
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public SQLiteTemplates(boolean quote) {
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this('\\', quote);
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}
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public SQLiteTemplates(char escape, boolean quote) {
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super("\"", escape, quote);
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setDummyTable(null);
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setBigDecimalSupported(false);
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add(Ops.MOD, "{0} % {1}");
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add(Ops.INDEX_OF, "charindex({1},{0},1)-1");
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add(Ops.INDEX_OF_2ARGS, "charindex({1},{0},{2s}+1)-1");
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add(Ops.StringOps.LOCATE, "charindex({0},{1})");
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add(Ops.StringOps.LOCATE2, "charindex({0},{1},{2s})");
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// TODO : optimize
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add(Ops.DateTimeOps.YEAR, "cast(strftime('%Y',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.DateTimeOps.YEAR_MONTH, "strftime('%Y',{0} / 1000, 'unixepoch', 'localtime') * 100 + strftime('%m',{0} / 1000, 'unixepoch', 'localtime')");
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add(Ops.DateTimeOps.MONTH, "cast(strftime('%m',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.DateTimeOps.WEEK, "cast(strftime('%W',{0} / 1000, 'unixepoch', 'localtime') as integer) + 1");
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add(Ops.DateTimeOps.DAY_OF_MONTH, "cast(strftime('%d',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.DateTimeOps.DAY_OF_WEEK, "cast(strftime('%w',{0} / 1000, 'unixepoch', 'localtime') as integer) + 1");
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add(Ops.DateTimeOps.DAY_OF_YEAR, "cast(strftime('%j',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.DateTimeOps.HOUR, "cast(strftime('%H',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.DateTimeOps.MINUTE, "cast(strftime('%M',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.DateTimeOps.SECOND, "cast(strftime('%S',{0} / 1000, 'unixepoch', 'localtime') as integer)");
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add(Ops.MathOps.LN, "log({0})");
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add(Ops.MathOps.LOG, "(log({0}) / log({1}))");
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// add(Ops.StringOps.LPAD, "concat(repeat(' ', {1} - length({0})), {0})");
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// add(Ops.StringOps.RPAD, "concat({0}, repeat(' ', {1} - length({0})))");
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}
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}
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